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What type of current flows in only one direction and is produced by sources like batteries and solar cells?
- a)Direct current (DC)
- b)Alternating current (AC)
- c)Magnetic current (MC)
- d)Electric current (EC)
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
What type of current flows in only one direction and is produced by so...
Direct current (DC) is the type of current that flows in only one direction. It is produced by sources such as batteries, solar cells, and dynamos. In DC, the electric charge moves steadily in a single direction.
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What type of current flows in only one direction and is produced by so...
Understanding Direct Current (DC)
Direct Current (DC) is a type of electrical current that flows in a single direction. This characteristic makes it distinct from Alternating Current (AC), which periodically reverses direction. Here are some key features of DC:
Characteristics of Direct Current
- Unidirectional Flow: DC flows consistently in one direction, making it ideal for devices that require stable voltage and current.
- Production Sources: Common sources of DC include:
- Batteries: They store energy chemically and release it as electrical energy in one direction.
- Solar Cells: These convert sunlight directly into electrical energy, producing DC electricity.
Applications of Direct Current
- Electronics: Most electronic devices, such as smartphones and laptops, operate on DC. They require a stable voltage to function properly.
- Charging Systems: DC is used in charging batteries for vehicles and portable devices, ensuring a consistent charge.
Comparison with Alternating Current (AC)
- Direction of Flow: Unlike DC, AC alternates its direction, making it suitable for power distribution over long distances.
- Usage: AC is typically used in household wiring and large-scale electrical grids, while DC is favored in batteries and electronic circuits.
Conclusion
In summary, Direct Current (DC) is characterized by its unidirectional flow and is produced by sources such as batteries and solar cells. Its stability and reliability make it essential for various electronic applications, distinguishing it from the alternating current (AC) used in most power systems.
Direct Current (DC) is a type of electrical current that flows in a single direction. This characteristic makes it distinct from Alternating Current (AC), which periodically reverses direction. Here are some key features of DC:
Characteristics of Direct Current
- Unidirectional Flow: DC flows consistently in one direction, making it ideal for devices that require stable voltage and current.
- Production Sources: Common sources of DC include:
- Batteries: They store energy chemically and release it as electrical energy in one direction.
- Solar Cells: These convert sunlight directly into electrical energy, producing DC electricity.
Applications of Direct Current
- Electronics: Most electronic devices, such as smartphones and laptops, operate on DC. They require a stable voltage to function properly.
- Charging Systems: DC is used in charging batteries for vehicles and portable devices, ensuring a consistent charge.
Comparison with Alternating Current (AC)
- Direction of Flow: Unlike DC, AC alternates its direction, making it suitable for power distribution over long distances.
- Usage: AC is typically used in household wiring and large-scale electrical grids, while DC is favored in batteries and electronic circuits.
Conclusion
In summary, Direct Current (DC) is characterized by its unidirectional flow and is produced by sources such as batteries and solar cells. Its stability and reliability make it essential for various electronic applications, distinguishing it from the alternating current (AC) used in most power systems.
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